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Xiaomi 12X, picture 1
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Phone

Xiaomi 12X

Brand
Xiaomi
Release date
Dec 28, 2021
Screen size
6.28 ″
Chip
Snapdragon 870
Memory
12 GB
Storage
128 GB

The UnboxingTN Verdict

out of 100

The Xiaomi 12X combines capable performance, strong cameras and connectivity, but its 4500 mAh battery and Android 12 limit longevity.

What is good

  • Snapdragon 870 and 12 GB RAM provide capable performance.
  • 50 MP OIS main camera and 2x optical telephoto support versatile photography.
  • 5G and Wi-Fi 6E deliver modern wireless connectivity.

What is not

  • 4500 mAh battery is a weakness despite 67 W charging.
  • Android 12 offers limited software longevity.
  • USB-C 2.0 is slow for a modern phone.

How the score breaks down

  • Performance 70
  • Camera 76
  • Display 65
  • Battery 29
  • Connectivity 93
  • Build 57
  • Software 34

UnboxingTN review · based on the specifications · engine 1.0.2 · Updated Sep 13, 2026

Written by UnboxingTN’s AI from the score and the specification sheet.

Reader reviews are coming, beside this score and never blended into it.

Specifications

Performance

Chip
Snapdragon 870
Chip maker
Qualcomm
Process
7 nm
Graphics
Adreno 650
Operating system
Android
System version
12

Memory and storage

Memory
12 GB
Storage
128 GB
256 GB

Display

Screen size
6.28 ″
Resolution
1,080 × 2,400
Panel type
AMOLED
Refresh rate
120 Hz
Pixel density
419 ppi
Brightness
1,100 nits

Battery

Battery
4,500 mAh
Wired charging
67 W

Cameras

Cameras
main · 50 MP · f/1.9 · Optical stabilisation · Sony IMX766
ultrawide · 13 MP · f/2.4
telephoto · 5 MP · f/2.4 · 2×
selfie · 32 MP · f/2.5

Connectivity

Mobile network
5G
Wi-Fi
Wi-Fi 6E
Bluetooth
5.2
NFC
Yes
USB
USB-C 2.0

Design

Weight
176 g
Height
152.7 mm
Width
69.9 mm
Thickness
8.16 mm
IP rating
IP53
Colours
Grey Purple Blue

Data source · techapi:xiaomi-12x